@convo-lang/convo-lang/src/lib/ConvoVfsCache.js

The language of AI

import { joinPaths } from "@iyio/common";
import { vfs } from "@iyio/vfs";
import { ConvoHashCacheBase } from "./ConvoHashCacheBase.js";
import { commonConvoCacheTypes } from "./convo-lib.js";
import { convoProjectConfig } from "./convo.deps.js";
export const defaultVfsConvoCacheDir = '/cache/conversations';
/**
 * Caches conversation using the virtual file system
 */
export class ConvoVfsCache extends ConvoHashCacheBase {
    constructor({ cacheDir, logErrors = true, } = {}) {
        super(commonConvoCacheTypes.vfs);
        if (!cacheDir) {
            const projectPath = convoProjectConfig().path;
            if (projectPath) {
                cacheDir = joinPaths(projectPath, '.convo-cache');
            }
            else {
                cacheDir = defaultVfsConvoCacheDir;
            }
        }
        this.cacheDir = cacheDir;
        this.logErrors = logErrors;
    }
    getHashPath(hash) {
        if (hash.length >= 3) {
            return joinPaths(this.cacheDir, hash.substring(0, 3), hash + '.json');
        }
        else {
            return joinPaths(this.cacheDir, hash + '.json');
        }
    }
    async getMessagesByKey(key) {
        try {
            return await vfs().readObjectAsync(this.getHashPath(key));
        }
        catch (ex) {
            if (this.logErrors) {
                console.error('Read cached messages attempt failed', ex);
            }
            return null;
        }
    }
    async cacheMessagesByKey(key, messages) {
        await vfs().writeObjectAsync(this.getHashPath(key), messages);
    }
}
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